@article{ZNSL_1999_258_a4,
     author = {G. I. Malashonok},
     title = {A computation of the characteristic polynomial of an endomorphism of a~free module},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {101--114},
     year = {1999},
     volume = {258},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1999_258_a4/}
}